What is your diagnosis? Intraluminal filling defects of the urinary bladder as well as osteophytes on the ventral surface of the caudal lumbar and sacral vertebrae - Sterman, Franklin de Almeida; Iwasaki, Masao; Matera, Júlia Maria; Araújo, Ney Soares de (Journal of the American Veterinary Medical Association, 1990)